Troubleshooting
Operating Instructions and Installation
4-3-5 EEPROM circuit part defect
Indoor unit display
Criteria
Cause of problem
(necessary component missing in
Resume operation after replacing PCB
4-16
(Operation)
X(Defrost)
EEPROM circuit part defect
EEPROM component defect/ necessary component missing in EEPROM circuit part/ damage/ soldering
If the circuit part of the
EEPROM is okay
EEPROM
circuit part/ damage/
soldering defect)
No
(Reservation)
(Fan)
X(Filter)
Yes
Resume operation after repairing
it according to P8-2 circuit diagram's
If problem occurs during
re-operation, replace PCB
EEPROM part, P6~6-10
component list.
Samsung Electronics